Afro hairdo vs Afro

Afro hairdo and Afro both are nouns.

Word	Noun	Adjective	Verb	Adverb
Afro hairdo	Yes	No	No	No
Afro	Yes	No	No	No

As nouns, Afro hairdo and Afro are synonyms defined as:

Afro hairdo (noun)	Afro (noun)
a rounded thickly curled hairdo	a rounded thickly curled hairdo